FINANCIAL INSTRUMENTS, DERIVATIVES AND HEDGING ACTIVITIES - Summary of Gains and Losses on Derivative Instruments (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Derivative Instruments, Gain (Loss) [Line Items]
Total, gain (loss) recognized in OCI	$ 205	$ (376)	$ (34)
Total, gain (loss) reclassified from AOCI into income	(29)	(6)	4
Other expense, net
Derivative Instruments, Gain (Loss) [Line Items]
Net investment hedges	0	0	0
Foreign exchange contracts | Other expense, net
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) recognized in income, undesignated derivative instruments	(36)	49	17
Cash Flow Hedges | Interest rate contracts
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) recognized in OCI	0	(131)	(37)
Cash Flow Hedges | Interest rate contracts | Interest expense, net
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) reclassified from AOCI into income	(6)	(1)	0
Cash Flow Hedges | Foreign exchange contracts
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) recognized in OCI	5	(21)	(9)
Cash Flow Hedges | Foreign exchange contracts | COGS
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) reclassified from AOCI into income	(23)	(5)	4
Net investment hedge
Derivative Instruments, Gain (Loss) [Line Items]
Net investment hedges	$ 200	$ (224)	$ 12